| Kashali Ltd | Wholesale & retail | 2025 |
| Kashi's Retail Limited | Wholesale & retail | 2025 |
| Kashif PHC Ltd | Transport & logistics | 2025 |
| Kashira Medical Solutions Limited | Manufacturing | 2024 |
| Kashyap Private Limited | Health & social care | 2011 |
| Kasitas LP | | 2004 |
| Kasper Trade Company LP | | 2017 |
| Kaspianlab Enerji Ithalat VE Ihracat Sirketi LP | | 2023 |
| Kaspro Cleaning Ltd | Administrative & support | 2025 |
| Kassh Ltd | Real estate | 2024 |
| Kast Properties Ltd | Real estate | 2024 |
| Kast Scot Property Ltd | Real estate | 2025 |
| Kastan LP | | 2015 |
| Kastelruth Racing and Breeding Limited | Agriculture & fishing | 2001 |
| KAT Global Services Limited | Wholesale & retail | 2025 |
| Katabatic Carbon Ltd | Manufacturing | 2026 |
| Katana Bioworks Ltd | Professional & scientific | 2024 |
| Katana Code Ltd | Other services | 2011 |
| Katarai Spice Ltd | Hospitality | 2019 |
| Kate Davies Designs Limited | Professional & scientific | 2012 |
| Kateland Invest LP | | 2013 |
| Katelia Consult LP | | 2017 |
| Kathleen Bolt Mediation Services Limited | Professional & scientific | 2010 |
| Kathy Home & Style Ltd | Wholesale & retail | 2017 |
| Katiche Investment SP | | 2003 |
| Katio Ltd | Information & communication | 2016 |
| Katmard Property Investments Ltd | Real estate | 2024 |
| Kato Drys Vision LP | | 2021 |
| Katonte Development Perspectives Limited | Other services | 2022 |
| Katqualitygoods Limited | Extraterritorial | 2017 |
| Katy Hernandez Ltd | Education | 2024 |
| Katypical Ltd | Professional & scientific | 2018 |
| Katzi SLP | | 2008 |
| Kaur Legal Limited | Professional & scientific | 2024 |
| Kauri Investments Limited | Real estate | 2024 |
| Kaushal Property Services Ltd | Real estate | 2026 |
| Kavasam Ltd | Information & communication | 2019 |
| Kavias Solutions Limited | Information & communication | 2013 |
| Kavo Masons Limited | Construction | 2025 |
| Kavreli Group Ltd | Real estate | 2025 |
| Kavya and Sushi Limited | Hospitality | 2026 |
| Kawa Barbers Ltd | Other services | 2020 |
| Kawa Life Ltd | Manufacturing | 2021 |
| Kawale Limited | Construction | 2023 |
| Kawaneko Limited | Hospitality | 2020 |
| KAY NET (UK) Ltd | Information & communication | 2018 |
| Kay's Cabs Ltd | Transport & logistics | 2021 |
| Kaya Home LP | | 2013 |
| Kayan Coffee Shop Ltd | Hospitality | 2026 |
| Kaybee Builders (Edin) Ltd. | Other services | 2017 |
| Kaybee Developments (Scot) Ltd. | Construction | 2019 |
| Kaybiz Ltd | Administrative & support | 2022 |
| Kaydra Holdings Limited | Financial services | 2022 |
| Kayem Scaffolding Limited | Construction | 2017 |
| Kaygal Projects Ltd | Construction | 2018 |
| Kayla Carmel Camelia Ltd | Wholesale & retail | 2025 |
| Kayzahr LP | | 2022 |
| KAZ Marston Ltd | Information & communication | 2013 |
| Kazinidhi Limited | Information & communication | 2026 |
| KB Cafe Trading Ltd | Hospitality | 2026 |
| KB Cleaning and Laundry Ltd | Administrative & support | 2024 |
| KB Concepts LP | | 2023 |
| KB Developments Edinburgh Limited | Households | 2025 |
| KB Linx 1 Limited | Construction | 2024 |
| KB Smile Studio Ltd | Manufacturing | 2020 |
| KBC Incorporation Ltd | Health & social care | 2024 |
| KBG Investments Limited | Financial services | 2015 |
| KBJ Consultancy Limited | Professional & scientific | 2016 |
| KBR General Partner Limited | Real estate | 2016 |
| KBR Property Holdings LP | | 2016 |
| KBR Scot Limited | Hospitality | 2023 |
| Kbsb Limited | Professional & scientific | 2016 |
| Kcall Holdings | Other services | 2022 |
| Kcat Solutions Scotland Ltd | Manufacturing | 2025 |
| Kcbrown Investments Ltd | Real estate | 2021 |
| KCC International LP | | 2016 |
| KCD Property Services Ltd | Real estate | 2025 |
| Kckb Ltd | Professional & scientific | 2020 |
| Kcloud Ltd | Hospitality | 2022 |
| KCM Embedded Ltd | Information & communication | 2025 |
| Kcom (General Partner) Limited | Professional & scientific | 2013 |
| Kcom Central Asset Reserve Limited Partnership | | 2013 |
| KCP IV Co-Invest L.P. | | 2015 |
| KD Company Property Ltd | Real estate | 2023 |
| KD Edin Limited | Hospitality | 2018 |
| KD Langside Properties Limited | Real estate | 2025 |
| KD Motors Edinburgh Ltd | Wholesale & retail | 2019 |
| KD Plumbing and Tiling Ltd | Construction | 2014 |
| KD Properties (Edinburgh) Ltd | Financial services | 2023 |
| Kdbsl Limited | Wholesale & retail | 2017 |
| KDC Film & TV Ltd | Information & communication | 2026 |
| Kddc Management Ltd | Extraterritorial | 2011 |
| Kdentcare Ltd | Health & social care | 2014 |
| Kdrw Limited | Construction | 2021 |
| Kdsf Edin Ltd | Hospitality | 2026 |
| KE Entertainments Limited | Arts & recreation | 1994 |
| KE Hotels Limited | Hospitality | 2008 |
| KE Project Limited | Other services | 1998 |
| KEA Cleaning Limited | Administrative & support | 2017 |
| Keadue Consulting Limited | Professional & scientific | 2022 |